Q JEE MAIN_2026

Consider the isomers of hydrocarbon with molecular formula $\mathrm{C}_5 \mathrm{H}_{10}$. These isomers do not decolourise $\mathrm{KMnO}_4$ solution. These isomers are...

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Q JEE Mains 2026

In IUPAC nomenclature, the correct order of decreasing priority of functional group is:

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Q JEE MAIN 2026

Given below are two statements:

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Q JEE MAIN 2026

From the following, how many compounds contain at least one secondary alcohol?

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Q JEE MAIN 2026

Match the List-I with List-II Choose the correct answer from the options given below:

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Q JEE MAIN 2026

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Q JEE MAIN 2026

Given below are four compounds: (a) n-propyl choride (b) iso-propyl chloride (c) sec-butyl chloride (d) neo-pentyl chloride Percentage of carbon...

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Q JEE MAIN 2026

The IUPAC name of the following compound is :

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Q JEE MAIN 2026

Match List - I with List - II.Choose the correct answer from the options given below:

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Q JEE MAIN_2026_

Identify correct statements from the following : A. Propanal and propanone are functional isomers. B. Ethoxyethane and methoxypropane are metamers....

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Q JEE MAIN 2019

The correct IUPAC name of the following compound is

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Q JEE MAIN 2020

The IUPAC name for the following compound is

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Q JEE MAIN 2019

The IUPAC name for the following compound is

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Which of the following compounds shows geometrical isomerism?

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Q JEE MAIN 2020

The IUPAC name of the following compound is

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Q JEE MAIN 2020

The IUPAC name of the following compound is

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Q JEE-MAIN 2021

The number of stereoisomers possible for 1,2- dimethyl cyclopropane is :

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Q JEE MAIN 2019

What is the IUPAC name of the following compound?

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Q JEE MAIN 2021

Arrange the following conformational isomers of n-butane in order of their increasing potential energy :

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Q JEE MAIN 2021

Choose the correct name for compound given below :

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Q JEE MAIN 2019

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Q JEE MAIN 2021

The number of sigma bonds in is ................

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Q JEE MAIN 2021

In the following molecules, Hybridisation of carbon a, b and c respectively are :

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Q JEE MAIN 2021

The number of compound/s given below which contain/s –COOH group is _______.

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Q JEE-Main-2021_

Mesityl oxide is a common name of :

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Q JEE MAIN 2021

In $\stackrel{1}{\mathrm{C}} \mathrm{H}_2=\stackrel{2}{\mathrm{C}}=\stackrel{3}{\mathrm{C}} \mathrm{H}-\stackrel{4}{\mathrm{C}} \mathrm{H}_3$ molecule, the hybridization of carbon $1,2,3$ and 4 respectively are:

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Q JEE MAIN 2022

Optical activity of an enantiomeric mixture is +12.6° and the specific rotation of (+) isomer is +30°. The optical purity...

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Q JEE-Main 2022

The number of $\mathrm{sp}^3$ hybridised carbons in an acyclic neutral compound with molecular formula $\mathrm{C}_4 \mathrm{H}_5 \mathrm{~N}$ is:

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Q JEE MAIN 2022

The correct decreasing order of priority of functional groups in naming an organic compound as per IUPAC system of nomenclature...

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Q JEE MAIN 2022

Match List–I with List–II. Choose the correct answer from the options given below :

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Q JEE MAIN 2022

Given below are two statements.

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Q JEE MAIN 2022

Correct structure of $\gamma$-methylcyclohexane carbaldehyde is :

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Q JEE MAIN 2022

The correct IUPAC name of the following compound is :

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Q JEE MAIN 2022

Observe structures of the following compounds The total number of structures/compounds which possess asymmetric carbon atoms is __________.

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Q JEE MAIN 2024

Total number of isomeric compounds (including stereoisomers) formed by monochlorination of 2 -methyl butane is

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Q JEE MAIN 2024

Identify structure of 2,3-dibromo-1-phenylpentane.

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Q JEE MAIN 2024

Number of geometrical isomers possible for the given structure is/are ______.

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Q JEE MAIN 2024

The total number of 'Sigma' and Pi bonds in 2formylhex-4-enoic acid is

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Q JEE MAIN 2024

Total number of compounds with Chiral carbon atoms from following is $...

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Q JEE MAIN 2024

Which one of the following will show geometrical isomerism?

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Q JEE MAIN 2024

IUPAC name of following compound is

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Q JEE MAIN 2024

Bond line formula of $\mathrm{HOCH}(\mathrm{CN})_2$ is:

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Q JEE MAIN 2024

According to IUPAC system, the compound is named as

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Q JEE MAIN 2025

The IUPAC name of the following compound is

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Q JEE MAIN 2025

What is the correct IUPAC name of

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Q JEE MAIN 2025

The total number of structural isomers possible for the substituted benzene derivatives with the molecular formula $\mathrm{C}_9 \mathrm{H}_{12}$ is $\_\_\_\_$

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Q JEE MAIN 2025

What is the correct IUPAC name of

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Q JEE MAIN 2023

The correct IUPAC nomenclature for the following compound is

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Q JEE-Main_2023

In the following halogenated organic compounds the one with maximum number of chlorine atoms in its structure is :

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Q JEE MAIN 2024

Number of optical isomers possible for 2 – chlorobutan

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Q JEE MAINS 2024

The number of different chain isomers for $\mathrm{C}_7 \mathrm{H}_{16}$ is $\_\_\_\_$ .

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Q JEE MAIN 2024

Given below are two statements: Statement (I) : Aminobenzene and aniline are same organic compounds. Statement (II) : Aminobenzene and...

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Q JEE-Main_2024

The number of optical isomers in following compound is : _____ .

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Q JEE-Main 2024

In the given compound, the number of $2^{\circ}$ carbon atom /s is

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Q JEE MAIN 2024

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R)....

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Q JEE MAIN 2024

Given below are two statements: Statement I : IUPAC name of Compound A is 4-chloro-1, 3-dinitrobenzene: Statement II: IUPAC name...

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Q JEE MAIN 2024

Number of σ and π bonds present in ethylene molecule is respectively :

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Q JEE MAIN 2024

Which of the following is metamer of the given compound (X)?

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Q JEE MAIN 2024

Functional group present in sulphonic acid is :

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Q JEE MAIN 2024

Given below are two statements: Statement I: IUPAC name of $\mathrm{HO}-\mathrm{CH}_2-\left(\mathrm{CH}_2\right)_3-\mathrm{CH}_2-\mathrm{COCH}_3$ is 7-hydroxyheptan-2-one. Statement II: 2-oxoheptan-7-ol is the correct IUPAC...

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Q JEE MAIN 2024

Structure of 4-Methylpent-2-enal is

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Q JEE MAIN 2024

IUPAC name of following compound (P) is :

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Q JEE MAIN 2024

Cyclohexene is _______ type of an organic compound.

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Q JEE MAIN 2025

Isomeric hydrocarbons → negative Baeyer's test (Molecular formula $\mathrm{C}_{9} \mathrm{H}_{12}$ ) The total number of isomers from above with four...

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Q JEE MAIN 2025

Total number of sigma ( $\sigma$ ) $\_\_\_\_$ and $\operatorname{pi}(\pi)$ $\_\_\_\_$ bonds respectively present in hex-1-en-4-yne are :

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Q JEE MAIN 2025

Which of the following is the correct IUPAC name of given organic compound (X) ?

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Q JEE MAIN 2025

Given below are two statements : In the light of the above statements, choose the correct answer from the options...

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Q JEE MAIN 2025

Identify the correct statements from the following.

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Q JEE MAIN 2025

The hydrocarbon $(\mathrm{X})$ with molar mass $80 \mathrm{~g} \mathrm{~mol}^{-1}$ and $90 \%$ carbon has $\_\_\_\_$ degree of unsaturation.

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Q JEE MAIN 2025

The possible number of stereoisomers for 5-phenylpent-4-en-2-ol is $\_\_\_\_$ .

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Q JEE MAIN 2025

In the given structure, number of sp and $\mathrm{sp}^{2}$ hybridized carbon atoms present respectively are:

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Q JEE MAIN 2025

The sum of sigma ($\sigma$) and pi ($\pi$) bonds in Hex-1,3-dien-5-yne is

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Q JEE MAIN 2025

Match List - I with List - II.

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Q JEE MAIN 2025

Propane molecule on chlorination under photochemical condition gives two di-chloro products, "x" and "y". Amongst "x" and "y", "x" is...

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Q JEE MAIN 2025

Identify the number of structure/s from the following which can be correlated to D-glyceraldehyde.

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Q JEE MAIN 2025

How many different stereoisomers are possible for the given molecule?

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Q JEE MAIN 2025

The incorrect statements regarding geometrical isomerism are : (A) Propene shows geometrical isomerism. (B) Trans isomer has identical atoms/groups on...

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Q JEE MAIN 2025

The IUPAC name of the following compound is :

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Q JEE MAIN 2025

The alkane from below having two secondary hydrogens is :

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